Clock face



FIG. 1 is a front elevational view of a clock face showing my new design;

FIG. 2 is a front elevational view showing a modified form of my new design;

FIG. 3 is a front elevational view showing another modified form of my new design; and,

FIG. 4 is a front elevational view showing still another modified form of my new design.

The clock face is conventionally of no appreciable thickness, and the rear is flat and unornamented. 

The ornamental design for a clock face, as shown and described. 